Details for the Sneak Preview of Dark Neostorm in the TCG have been posted by the European/Oceania site. The event will be held during the 27th and 28th of April. Check the website for your region at a later date, as new locations are being added. You can obtain the following goodies:

A playmat featuring the cover card, Firewall eXceed Dragon.

Citação:

Amphibious Swarmship Amblowhale
Attribute FIRE Types Machine / Link / Effect
Link Arrows Middle-Left, Bottom-Center, Bottom-Right, Middle-Right
ATK / LINK 2600 / 4
2+ Effect Monsters
Gains 200 ATK for each Link Monster in the GYs. You can only use each of the following effects of "Amphibious Swarmship Amblowhale" once per turn.
● If this card is destroyed: You can target 1 Link-3 or lower monster in either GY; Special Summon it.
● If a Link-3 or lower monster(s) on the field is destroyed by battle or card effect while this card is in your GY: You can banish this card from your GY; destroy 1 card on the field.

5 packs and an Ultra Rare version of the Link 4 Monster Amphibious Swarmship Amblowhale.